Home / 298,272.48-411,625.68-170,972.16

Finding the Fourth Proportional to 298,272.48, 411,625.68 and 170,972.16

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Solution

The fourth proportional to 298,272.48, 411,625.68 and 170,972.16 is: 235,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,272.48 : 411,625.68 = 170,972.16 : x
  2. Step 2: Convert to fraction form
    298,272.48/411,625.68 = 170,972.16/x
  3. Step 3: Cross multiply
    298,272.48x = 411,625.68 × 170,972.16
  4. Step 4: Simplify right side
    298,272.48x = 70,376,531,621.07
  5. Step 5: Solve for x
    x = 70,376,531,621.07/298,272.48
  6. Step 6: Final answer
    x = 235,947.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.